<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
  <script src="/js/vue.js"></script>
</head>
<body>
  <div id="app">
      <p>原始字符串：{{msg}}</p>
      <p>计算机属性反转：{{revMsg}}</p>
      <p>methods 方法反转字符串：{{revMsg2()}}</p>
  </div>
<br>
  <script>
   let app = new Vue({
   el:"#app",
   data:{ 
     msg:'Hello Vue.js'
      },
      computed:{
        revMsg:function(){
            return this.msg.split("").reverse().join("")
        }
      },
      methods: {
        revMsg2:function(){
            return this.msg.split("").reverse().join("")
        }
      }
    })
  </script>
</body>
</html>